| Value | Category | Cases | |
|---|---|---|---|
| 1 | 0-11 | 792 |
18.3%
|
| 2 | 12-23 | 895 |
20.7%
|
| 3 | 24-35 | 816 |
18.8%
|
| 4 | 36-47 | 962 |
22.2%
|
| 5 | 48-59 | 867 |
20%
|
| Sysmiss | 124 |